Add Favicon

favicon.php

/**
 * Add Favicon
 */
function cpdivi_custom_favicon() {
	$favicon_path = get_stylesheet_directory_uri() . '/img/favicon/';
	ob_start();
	?>
	<link rel="shortcut icon" href="<?php echo esc_attr( $favicon_path ); ?>favicon.ico" />
	<link rel="apple-touch-icon-precomposed" sizes="57x57" href="<?php echo esc_attr( $favicon_path ); ?>apple-touch-icon-57x57.png" />
	<link rel="apple-touch-icon-precomposed" sizes="114x114" href="<?php echo esc_attr( $favicon_path ); ?>apple-touch-icon-114x114.png" />
	<link rel="apple-touch-icon-precomposed" sizes="72x72" href="<?php echo esc_attr( $favicon_path ); ?>apple-touch-icon-72x72.png" />
	<link rel="apple-touch-icon-precomposed" sizes="144x144" href="<?php echo esc_attr( $favicon_path ); ?>apple-touch-icon-144x144.png" />
	<link rel="apple-touch-icon-precomposed" sizes="60x60" href="<?php echo esc_attr( $favicon_path ); ?>apple-touch-icon-60x60.png" />
	<link rel="apple-touch-icon-precomposed" sizes="120x120" href="<?php echo esc_attr( $favicon_path ); ?>apple-touch-icon-120x120.png" />
	<link rel="apple-touch-icon-precomposed" sizes="76x76" href="<?php echo esc_attr( $favicon_path ); ?>apple-touch-icon-76x76.png" />
	<link rel="apple-touch-icon-precomposed" sizes="152x152" href="<?php echo esc_attr( $favicon_path ); ?>apple-touch-icon-152x152.png" />
	<link rel="icon" type="image/png" href="<?php echo esc_attr( $favicon_path ); ?>favicon-196x196.png" sizes="196x196" />
	<link rel="icon" type="image/png" href="<?php echo esc_attr( $favicon_path ); ?>favicon-96x96.png" sizes="96x96" />
	<link rel="icon" type="image/png" href="<?php echo esc_attr( $favicon_path ); ?>favicon-32x32.png" sizes="32x32" />
	<link rel="icon" type="image/png" href="<?php echo esc_attr( $favicon_path ); ?>favicon-16x16.png" sizes="16x16" />
	<link rel="icon" type="image/png" href="<?php echo esc_attr( $favicon_path ); ?>favicon-128.png" sizes="128x128" />
	<meta name="application-name" content="<?php echo esc_attr( bloginfo( 'name' ) ); ?>"/>
	<meta name="msapplication-TileColor" content="#FFFFFF" />
	<meta name="msapplication-TileImage" content="<?php echo esc_attr( $favicon_path ); ?>mstile-144x144.png" />
	<meta name="msapplication-square70x70logo" content="<?php echo esc_attr( $favicon_path ); ?>mstile-70x70.png" />
	<meta name="msapplication-square150x150logo" content="<?php echo esc_attr( $favicon_path ); ?>mstile-150x150.png" />
	<meta name="msapplication-wide310x150logo" content="<?php echo esc_attr( $favicon_path ); ?>mstile-310x150.png" />
	<meta name="msapplication-square310x310logo" content="<?php echo esc_attr( $favicon_path ); ?>mstile-310x310.png" />
	<?php
	$favicon = ob_get_contents();
	ob_end_clean();
	echo $favicon;
}
add_action( 'wp_head', 'cpdivi_custom_favicon' );
add_action( 'login_head', 'cpdivi_custom_favicon' );
add_action( 'admin_head', 'cpdivi_custom_favicon' );